85688880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{641}}^1$

素因数の和:1214

約数の個数: 80

約数和(自身を含む): 266527584

約数和(自身を除く): 180838704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 557, 641, 1114, 1282, 1671, 1923, 2228, 2564, 2785, 3205, 3342, 3846, 4456, 5128, 5570, 6410, 6684, 7692, 8355, 8912, 9615, 10256, 11140, 12820, 13368, 15384, 16710, 19230, 22280, 25640, 26736, 30768, 33420, 38460, 44560, 51280, 66840, 76920, 133680, 153840, 357037, 714074, 1071111, 1428148, 1785185, 2142222, 2856296, 3570370, 4284444, 5355555, 5712592, 7140740, 8568888, 10711110, 14281480, 17137776, 21422220, 28562960, 42844440, 85688880]

約数ペア:

[(1, 85688880), (2, 42844440), (3, 28562960), (4, 21422220), (5, 17137776), (6, 14281480), (8, 10711110), (10, 8568888), (12, 7140740), (15, 5712592), (16, 5355555), (20, 4284444), (24, 3570370), (30, 2856296), (40, 2142222), (48, 1785185), (60, 1428148), (80, 1071111), (120, 714074), (240, 357037), (557, 153840), (641, 133680), (1114, 76920), (1282, 66840), (1671, 51280), (1923, 44560), (2228, 38460), (2564, 33420), (2785, 30768), (3205, 26736), (3342, 25640), (3846, 22280), (4456, 19230), (5128, 16710), (5570, 15384), (6410, 13368), (6684, 12820), (7692, 11140), (8355, 10256), (8912, 9615)]